dioxygenase

noun 0.808

oxygen

noun 0.797

oxygen gas

noun 0.746

dioxide

noun 0.737

molecular oxygen

noun 0.733

oxide

noun 0.726

dioxo

noun 0.707

deoxygenation

noun 0.696

hyperoxia

noun 0.666

oxyl

noun 0.640

dioxetane

noun 0.632

singlet oxygen

noun 0.624

nitrogen dioxide

noun 0.623

superoxide

noun 0.620

oxy

noun 0.617

oxidase

noun 0.616

oxygenase

noun 0.616

hypoxia

noun 0.610

oxygen therapy

noun 0.610

ozone

noun 0.607

oxidizer

noun 0.606

triplet oxygen

noun 0.605

oxygenator

noun 0.603

oxine

noun 0.595

oxygen bottle

noun 0.591

dioxane

noun 0.587

oxygen cylinder

noun 0.585

protoxide

noun 0.582

nitrogen oxide

noun 0.581

chlorine dioxide

noun 0.581

oxygen depletion

noun 0.581

dinitrogen tetroxide

noun 0.580

oxidant

noun 0.577

carbon oxide

noun 0.577

dinitrogen

noun 0.571

oxyfuel

noun 0.571

diatomic

noun 0.570

dihydrogen

noun 0.570

oxygen demand

noun 0.569

oxygen tank

noun 0.569

dioxanone

noun 0.568

oxyhaemoglobin

noun 0.566

deoxidizer

noun 0.563

suboxide

noun 0.563

anoxia

noun 0.562

xenon

noun 0.559

nitrous oxide

noun 0.557

oxo

noun 0.556

oxidization

noun 0.556

nitrox

noun 0.554

oxynitride

noun 0.553

carbon dioxide

noun 0.551

oxer

noun 0.549

oxidizing agent

noun 0.548

oximeter

noun 0.548

sulfur dioxide

noun 0.548

oxylipin

noun 0.548

osmium

noun 0.547

dioxin

noun 0.545

sulfur oxide

noun 0.544

oxyhydrogen

noun 0.543

dinitrogen pentoxide

noun 0.543

nitrogen monoxide

noun 0.542

dephlogisticated air

noun 0.541

eosin

noun 0.540

iron oxide

noun 0.540

dichlorine

noun 0.539

nitrogen tetroxide

noun 0.538

oxygen deficit

noun 0.537

photooxygenation

noun 0.536

tetroxide

noun 0.535

iodine

noun 0.535

peroxynitrite

noun 0.535

peroxide

noun 0.534

oxygen debt

noun 0.534

oxidation

noun 0.533

oxyacetylene

noun 0.531

osmium tetroxide

noun 0.531

hemocyanin

noun 0.531

hydrogen peroxide

noun 0.531

oxyanion

noun 0.530

oxytone

noun 0.528

nitrogen

noun 0.528

photooxidation

noun 0.527

oxeye

noun 0.527

reoxidation

noun 0.526

oxygen tent

noun 0.526

oxyradical

noun 0.525

ethylene oxide

noun 0.524

aerobe

noun 0.523

sodium peroxide

noun 0.522

oxygen mask

noun 0.521

sesquioxide

noun 0.520

hydroperoxyl

noun 0.520

ozonide

noun 0.519

endoperoxide

noun 0.519

oxoglutarate

noun 0.518

disulfide

noun 0.517

nitric oxide

noun 0.516

oxetane

noun 0.516